CN101974929A

CN101974929A - Leakage protection device

Info

Publication number: CN101974929A
Application number: CN 201010534383
Authority: CN
Inventors: 刘永茂
Original assignee: LAB (XIAMEN) SANITARY FITTINGS Inc
Current assignee: LAB (XIAMEN) SANITARY FITTINGS Inc
Priority date: 2010-10-27
Filing date: 2010-10-27
Publication date: 2011-02-16
Anticipated expiration: 2030-10-27
Also published as: CN101974929B

Abstract

The invention discloses a leakage protection device. The leakage protection device comprises a ratchet, a pawl and a small floating bucket, wherein the ratchet is formed on the outer wall of the floating bucket of a water inlet valve; the cavity of the small floating bucket is provided with a buoyant cavity and a counterweight cavity; the bottom of the counterweight cavity is provided with a drain hole; the small floating bucket is assembled on the water inlet valve by means of a rotation shaft; the part of the pawl, corresponding to the ratchet, is fixed on one side of the small floating bucket near the floating bucket of the water inlet valve; when water enters, the small floating bucket rotates around the rotation shaft under the buoyancy to lean against the small water tank of the water inlet valve while the floating bucket moves up in the small water tank under the buoyancy and the pawl is clamped in the ratchet; when water is drained, the small floating bucket rotates downward around the rotation shaft under the gravity, the pawl retreats from the ratchet and the water inlet valve is used for water-entering; and when a drain valve or another part in a toilet water tank is out of order to cause the leakage of the toilet, the pawl is clamped in the ratchet all the time, the floating bucket is prevented from falling down with the help of the fit of the ratchet and the pawl and water can not enter from the water inlet valve. Therefore, the invention has the functions of avoiding the waste of water resource and ensuring the home safety of the user.

Description

A kind of protective device that leaks

Technical field

The present invention relates to the technical field of sanitaryware, relate in particular to a kind of device that water intaking valve is not intake when being applied to toilet toilet being leaked.

Background technology

At present, flush toilet water intaking valve structure commonly used comprises water inlet pipe 1, connecting rod 2, adjusting screw(rod) 3, keg float 4, needle-valve 5 and little water tank 6 as depicted in figs. 1 and 2.Wherein, the top of water inlet pipe 1 is equipped with needle-valve 5, and has a back pressure hole 51 and a pin joint seat 52 on the needle-valve 5.One end of connecting rod 2 and needle-valve 5 articulate, and have a sealing valve plug 53 directly over being positioned at back pressure hole 51, and the upper end of the other end and adjusting screw(rod) 3 articulates.The lower end of adjusting screw(rod) 3 is connected with keg float 4.Keg float 4 back-offs are in a little water tank 6.When being full of water in the little water tank 6, keg float 4 overcomes its gravity under the buoyancy of water effect, and drivening rod 2 is inclined upwardly, and the sealing valve plug 53 on the connecting rod 2 is blocked back pressure hole 51, and inlet valve mechanism is realized sealing.Water in little water tank 6 drains, and keg float 4 no longer is subjected to buoyancy, and under action of gravity, keg float 4 falls after rise, and drivening rod 2 is downward-sloping, opens back pressure hole 51, and inlet valve mechanism is realized water inlet.

When reality is used, flush toilet usually occur because of drain shut valve not tight, and the drainage that causes, that is: drain shut valve does not sternly leak, water level when the water level in the flush toilet always is lower than sealing, all the time can not be full of water in the little water tank 6, keg float 4 can't tilt to put in place by drivening rod 2 because of buoyancy is not enough, sealing valve plug 53 also just can't be blocked back pressure hole 51, water intaking valve is in into water state all the time, so just occur not stopping water on one side and do not stopped the drainage of leaking on one side again, caused the waste of water resource.

In view of this, the inventor improves water intaking valve, and this case produces thus.

Summary of the invention

The object of the present invention is to provide a kind of protective device that leaks, make water intaking valve occur leaking or draining valve can not intake when leaking, avoid the waste of water resource at toilet.

To achieve these goals, technical scheme of the present invention is:

A kind of protective device that leaks, comprise: ratchet, ratchet and little keg float, ratchet is formed on the outer wall of keg float of water intaking valve, the inner chamber of little keg float has buoyancy cavity and counterweight chamber, and the bottom in counterweight chamber is provided with spilled water hole, little keg float is assembled on the water intaking valve by rotating shaft, and the fixed-site of the corresponding ratchet of ratchet is in the side of little keg float near the keg float of water intaking valve; When water inlet, it is the little water tank that the center rotation is close to water intaking valve with the rotating shaft that little keg float is subjected to buoyancy, simultaneously keg float be subjected to buoyancy in little water tank to rising, ratchet snaps in the ratchet; When normal draining, little keg float gravitate is that the center is rotated down with the rotating shaft, and ratchet withdraws from ratchet, and water intaking valve begins water inlet; When causing toilet to leak when other unit exception in draining valve or the water-closet tank, ratchet snaps in the ratchet all the time, stops keg float to descend by ratchet and click-fit, and water intaking valve is not intake.

One fixed mount is installed on the little water tank of described water intaking valve, and rotating shaft is installed on the fixed mount, forms axis hole on the little keg float, by rotating shaft and axis hole cooperation little keg float is assembled on the fixed mount.

Described little keg float is assembled on the little water tank of water intaking valve by rotating shaft.

After adopting said structure, the present invention applies on the water intaking valve.

When water intake valve, along with water level rises, little keg float be subjected to buoyancy with the rotating shaft for the center rotates up the little water tank to water intaking valve close, the buoyancy that rises to little keg float when water level is during greater than deadweight, little keg float is close to little water tank, and water level continue to rise, and lifts and make the water intaking valve sealing up to the keg float of water intaking valve, at this moment, the ratchet on the little keg float snaps in the ratchet.

When normal draining, water level descends rapidly, the speed that water in the counterweight chamber is discharged is slower, counterweight produces rapidly, the buoyancy of little keg float is during less than gravity, and little keg float gravitate is that the center is rotated down with the rotating shaft, and breaks away from away from the little water tank of water intaking valve and with the keg float of water intaking valve, ratchet withdraws from ratchet, and water intaking valve begins water inlet.

When causing toilet to leak when other unit exception in draining valve or the water-closet tank, the toilet water level slowly descends, water in the counterweight chamber flows to toilet from spilled water hole and makes that the water level in the counterweight chamber is relative consistent with the water level of toilet, water in the counterweight chamber does not produce the counterweight effect, therefore the buoyancy of little keg float is still greater than gravity, little keg float does not rotate, and ratchet snaps in the ratchet all the time, be pressed on the ratchet at leisure when water level is lower than little keg float keg float ratchet of water intaking valve in the process of the complete loss of buoyance of little keg float, the deadweight of bucket float of water inlet valve is greater than the deadweight of little keg float after the buoyancy complete obiteration of little keg float, and by ratchet and the decline of click-fit prevention keg float, water intaking valve is not intake.When the user uses toilet and washes by water, can find anhydrous flushablely, the user need check that leaking appears in toilet somewhere, in time repairs, and avoids causing the waste of water resource.

Below in conjunction with drawings and the specific embodiments the present invention is further described.

Description of drawings

Fig. 1 is the perspective view of prior art;

Fig. 2 is the generalized section of prior art;

Fig. 3 is a top perspective exploded view of the present invention;

Fig. 4 is a top perspective assembly drawing of the present invention;

Fig. 5 is the three-dimensional exploded view of looking up of the present invention;

Fig. 6 is the three-dimensional assembly diagram of looking up of the present invention;

Fig. 7 is that the present invention is at free state lower plane schematic diagram;

Fig. 8 is the present invention's three-dimensional cutaway view under free state;

Fig. 9 is that the present invention is at water inlet process midplane schematic diagram;

Figure 10 is that the present invention is at water intaking valve sealing state lower plane schematic diagram;

Figure 11 is the present invention's three-dimensional cutaway view under water intaking valve sealing state;

Figure 12 is the present invention's stereo appearance figure under water intaking valve sealing state;

Figure 13 is that the present invention is at drainage procedure midplane schematic diagram.

Label declaration:

Water inlet pipe 1 connecting rod 2

Adjusting screw(rod) 3 keg floats 4

Needle-valve 5 back pressure hole 51

Pin joint seat 52 sealing valve plugs 53

Little water tank 6

Ratchet 71 ratchets 72

Little keg float 73 buoyancy cavities 731

Counterweight chamber 732 spilled water holes 733

Rotating shaft 74 fixed mounts 75

Axis hole 76

The specific embodiment

Extremely shown in Figure 6 as Fig. 3; the protective device that leaks of a kind of water intaking valve that the present invention discloses; comprise: ratchet 71, ratchet 72 and little keg float 73, the present invention applies on the water intaking valve, and water intaking valve comprises water inlet pipe 1, connecting rod 2, adjusting screw(rod) 3, keg float 4, needle-valve 5 and little water tank 6., do not do at this and to give unnecessary details referring to aforementioned about the structure of water intaking valve and parts label.

Ratchet 71 is formed on the outer wall of keg float 4 of water intaking valve.

Little keg float 73 is assembled on the water intaking valve by rotating shaft 74.Such as, this embodiment is assembled in little keg float 73 on the little water tank 6 of water intaking valve by rotating shaft 74.Specifically, a fixed mount 75 is installed on the little water tank 6, rotating shaft 74 is installed on the fixed mount 75, forms axis hole 76 on the little keg float 73, by rotating shaft 74 and axis hole 76 cooperations little keg float 73 is assembled on the fixed mount 75.For the opening and closing action that makes water intaking valve more accurate, the inner chamber of little keg float 73 is except having buoyancy cavity 731, also has counterweight chamber 732, and the bottom in counterweight chamber 732 is provided with spilled water hole 733, like this, when normal draining, increase the deadweight of little keg float 73, make little keg float 73 break away from keg float 4 fast, releasing is to the restriction of keg float 4, help the unlatching of water intaking valve, and when improper draining (toilet leaks or water intaking valve leaks), slowly sluice by spilled water hole 733, make the deadweight of little keg float 73 reduce, little keg float 73 is in buoyancy not deflection greater than gravity, little keg float 73 keeps ratchets 72 not break away from keg float 4 with cooperating of ratchet 71, and keg float 4 is limited not to fall, the closing of maintenance water intaking valve.

The fixed-site of ratchet 72 corresponding ratchets 71 is in the side of little keg float 73 near the keg float 4 of water intaking valve.

During the actual use of the present invention, as Fig. 7, shown in Figure 8, under free state, little keg float 73 no buoyancy, gravitate, little keg float 73 deflections break away from bucket float of water inlet valve 4.

When water intake valve, as shown in Figure 9, along with water level rises, it is that the center rotates up with rotating shaft 74 that little keg float 73 is subjected to buoyancy, and close to little water tank 6.The buoyancy that rises to little keg float 73 when water level is during greater than deadweight, and to shown in Figure 12, little keg float 73 is close to little water tank 6 as Figure 10, and water level continues to rise, and lifts and make the water intaking valve sealing up to the keg float 4 of water intaking valve, and at this moment, ratchet 72 snaps in the ratchet 71, finishes into water.

When normal draining, as shown in figure 13, water level descends rapidly, the speed that water that the counterweight chamber is 732 li is discharged is slower, and counterweight produces rapidly, and the buoyancy of little keg float 73 is during less than gravity, little keg float 73 gravitates with rotating shaft 74 for the center is rotated down away from the little water tank 6 of water intaking valve, little keg float 73 breaks away from keg float 4, and ratchet 72 withdraws from ratchet 71, afterwards, water in little water tank 6 drains, keg float 4 descends and falls after rise, and drivening rod 2 is downward-sloping, and water intaking valve begins water inlet.

When causing toilet to leak when other unit exception in draining valve or the water-closet tank, the toilet water level slowly descends, the water that the counterweight chamber is 732 li flows to toilet from spilled water hole 733, make that the water level in 732 li in counterweight chamber is relative consistent with the water level of toilet, the water that the counterweight chamber is 732 li does not produce the counterweight effect, the buoyancy of little keg float 73 is still greater than gravity, little keg float 73 does not rotate, and ratchet 72 snaps in the ratchet 71 all the time, when water level is lower than little keg float 73 in the process of little keg float 73 complete loss of buoyance, keg float 4 ratchets 71 of water intaking valve slowly are pressed on the ratchet 72, the deadweight of bucket float of water inlet valve 4 is greater than the deadweight of little keg float 73 after the buoyancy complete obiteration of little keg float 73, and by

ratchet

71 and 4 declines of ratchet 72 cooperation prevention keg floats, water intaking valve is not intake.

When the user uses toilet and washes by water, can find anhydrous flushablely, the user need check that leaking appears in toilet somewhere, in time repairs, and avoids causing the waste of water resource.

The foregoing description and graphic and non-limiting product form of the present invention and style, any person of an ordinary skill in the technical field all should be considered as not breaking away from patent category of the present invention to its suitable variation or modification of doing.

Claims

1. protective device that leaks, it is characterized in that comprising: ratchet, ratchet and little keg float, ratchet is formed on the outer wall of keg float of water intaking valve, the inner chamber of little keg float has buoyancy cavity and counterweight chamber, and the bottom in counterweight chamber is provided with spilled water hole, little keg float is assembled on the water intaking valve by rotating shaft, and the fixed-site of the corresponding ratchet of ratchet is in the side of little keg float near the keg float of water intaking valve; When water inlet, it is the little water tank that the center rotation is close to water intaking valve with the rotating shaft that little keg float is subjected to buoyancy, simultaneously keg float be subjected to buoyancy in little water tank to rising, ratchet snaps in the ratchet; When normal draining, little keg float gravitate is that the center is rotated down with the rotating shaft, and ratchet withdraws from ratchet, and water intaking valve begins water inlet; When causing toilet to leak when other unit exception in draining valve or the water-closet tank, ratchet snaps in the ratchet all the time, stops keg float to descend by ratchet and click-fit, and water intaking valve is not intake.

2. a kind of protective device that leaks as claimed in claim 1 is characterized in that: a fixed mount is installed on the little water tank of described water intaking valve, and rotating shaft is installed on the fixed mount, forms axis hole on the little keg float, by rotating shaft and axis hole cooperation little keg float is assembled on the fixed mount.

3. a kind of protective device that leaks as claimed in claim 2 is characterized in that: described little keg float is assembled on the little water tank of water intaking valve by rotating shaft.